package jdk源码;

import org.junit.Test;

import java.util.Arrays;
import java.util.LinkedList;

public class list {
    @Test
    public static void main(String[] args) {
        //  HashMap<>
        LinkedList<Integer> l = new LinkedList<Integer>(Arrays.asList(1,2,3,4,5,6,7,8,9,9));
        l.get(3);
        l.get(7);

        }
}
